Best Free AI APIs for Developers in 2025

Shiva Ganesh

Natural Language Processing APIs – Enhance chatbots and voice assistants with top free NLP APIs.

Computer Vision APIs – Enable image recognition, facial detection, and object classification for free.

Machine Learning Model APIs – Train and deploy ML models with free AI-powered APIs.

Speech-to-Text & Text-to-Speech APIs – Convert speech into text and vice versa with free AI services.

AI-Powered Automation APIs – Automate workflows and data processing with intelligent AI APIs.

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